Home / 2,970,041.60-4,455,062.40-2,072,496.80

Finding the Fourth Proportional to 2,970,041.60, 4,455,062.40 and 2,072,496.80

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Solution

The fourth proportional to 2,970,041.60, 4,455,062.40 and 2,072,496.80 is: 3,108,745.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,041.60 : 4,455,062.40 = 2,072,496.80 : x
  2. Step 2: Convert to fraction form
    2,970,041.60/4,455,062.40 = 2,072,496.80/x
  3. Step 3: Cross multiply
    2,970,041.60x = 4,455,062.40 × 2,072,496.80
  4. Step 4: Simplify right side
    2,970,041.60x = 9,233,102,567,800.32
  5. Step 5: Solve for x
    x = 9,233,102,567,800.32/2,970,041.60
  6. Step 6: Final answer
    x = 3,108,745.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.